Upgrade a few libraries and plugins.

Author: davewichers

pom.xml

@@ -741,16 +741,17 @@
             <version>${version.apache-shared-ldap}</version>
         </dependency>
 
+        <!-- v5.2 of these two httpcomponents libs require Java 8 -->
         <dependency>
             <groupId>org.apache.httpcomponents.client5</groupId>
             <artifactId>httpclient5</artifactId>
-            <version>5.1.3</version>
+            <version>5.1.4</version>
         </dependency>
 
         <dependency>
             <groupId>org.apache.httpcomponents.core5</groupId>
             <artifactId>httpcore5</artifactId>
-            <version>5.1.3</version>
+            <version>5.1.5</version>
         </dependency>
 
         <dependency>
@@ -783,7 +784,7 @@
         <dependency>
             <groupId>org.hsqldb</groupId>
             <artifactId>hsqldb</artifactId>
-            <!-- <version>2.7.1</version> This is latest version, but requires Java 8. 2.3.6 is last version to support Java 7. -->
+            <!-- <version>2.7.1</version> 2.6.0+ requires Java 11. 2.3.6 is last version to support Java 7. 2.5.x versions support Java 8 -->
             <version>2.3.6</version>
         </dependency>
 
@@ -880,7 +881,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-release-plugin</artifactId>
-                    <version>3.0.0-M6</version>
+                    <version>3.0.0-M7</version>
                 </plugin>
             </plugins>
         </pluginManagement>
@@ -972,7 +973,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-install-plugin</artifactId>
-                <version>3.0.1</version>
+                <version>3.1.0</version>
             </plugin>
 
             <plugin>
@@ -1034,7 +1035,7 @@
             <plugin>
                 <groupId>org.codehaus.cargo</groupId>
                 <artifactId>cargo-maven3-plugin</artifactId>
-                <version>1.10.2</version>
+                <version>1.10.3</version>
             </plugin>
 
             <plugin>
@@ -1230,8 +1231,8 @@
         <version.exec.maven>1.6.0</version.exec.maven>
         <!-- hibernate is up to rev 6+. But 4.0.0. causes this error: symbol: org.hibernate.classic.Session not found -->
         <version.hibernate>3.6.10.Final</version.hibernate>
-        <version.spotbugs.maven>4.7.2.1</version.spotbugs.maven>
-        <version.spotbugs>4.7.2</version.spotbugs>
+        <version.spotbugs.maven>4.7.3.0</version.spotbugs.maven>
+        <version.spotbugs>4.7.3</version.spotbugs>
         <version.springframework>4.3.30.RELEASE</version.springframework>
         <!-- tomcat 8.5 is last version to support Java 7. Tomcat 9+ requires Java 8. -->
         <tomcat.major.version>8</tomcat.major.version>